#dinucleotide	frequency
AA	1568	0.0958493795464
AC	1244	0.0760437679565
AG	812	0.0496362858365
AT	1401	0.0856409315973
CA	1269	0.0775719787273
CC	1338	0.0817898404548
CG	342	0.0209059233449
CT	1335	0.0816064551623
GA	658	0.0402225074882
GC	560	0.0342319212666
GG	509	0.0311143712941
GT	543	0.0331927379424
TA	1531	0.0935876276056
TC	1142	0.0698086680115
TG	606	0.0370438290849
TT	1501	0.0917537746806